Master your Nexus 7 in just one evening with the latest edition of Erik Marcus' series of Google Nexus tablet guides, updated for the Nexus 7 and the new 4.2 release of Android.You don't need to flounder through a thick and boring manual to become comfortable with your Nexus 7. Everything about your new tablet is so intuitively designed and easy-to-understand that if you ever get stuck you can usually get unstuck with a quick Google search.Where you...